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[4.2.x] Fixed #29994 -- Added warning about performance of FileBasedCache with a large number of files.

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Co-authored-by: sheenarbw <699166+sheenarbw@users.noreply.github.com>
Co-authored-by: Mariusz Felisiak <felisiak.mariusz@gmail.com>
Backport of 1eb94bc8dab46dfa117d21ef4f3b52aebb593615 from main
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Sarah Boyce 2023-02-13 21:09:19 +01:00 committed by Mariusz Felisiak
parent 8cc5caa113
commit de42d51361
1 changed files with 8 additions and 0 deletions
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docs/topics/cache.txt
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@ -375,6 +375,14 @@ the user ``apache``.
content, which your site will trust, but also remotely execute arbitrary
code, as the data is serialized using :mod:`pickle`.
.. warning::
Filesystem caching may become slow when storing a large number of files. If
you run into this problem, consider using a different caching mechanism.
You can also subclass
:source:`FileBasedCache <django/core/cache/backends/filebased.py>` and
improve the culling strategy.
.. _local-memory-caching:
Local-memory caching